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/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.testutils;
import android.os.ParcelFileDescriptor;
import androidx.test.platform.app.InstrumentationRegistry;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.util.stream.Collectors;
public class AdbUtils {
public static String getCallerClassName() {
StackTraceElement[] stElements = Thread.currentThread().getStackTrace();
for (int i = 1; i < stElements.length; i++) {
StackTraceElement ste = stElements[i];
if (!ste.getClassName().equals(new Object() {
}.getClass().getEnclosingClass().getName()) && ste.getClassName().indexOf(
"java.lang.Thread") != 0) {
return ste.getClassName();
}
}
return null;
}
public static boolean checkStringInAdbCommandOutput(String logTag, String command,
String prefix, String target, int timeoutInMillis) throws Exception {
long start = System.nanoTime();
//Sometimes the change do no reflect in adn output immediately, so need a wait and poll here
while (System.nanoTime() - start < (timeoutInMillis * 1000000)) {
String result = shell(command);
if (result.contains(prefix == null ? "" : prefix)
&& result.contains(target == null ? "" : target)) {
return true;
} else {
Thread.sleep(100);
}
}
return false;
}
public static String shell(String shellCommand) {
String returnValue = "";
try (ParcelFileDescriptor.AutoCloseInputStream in =
new ParcelFileDescriptor.AutoCloseInputStream(
InstrumentationRegistry.getInstrumentation()
.getUiAutomation()
.executeShellCommand(shellCommand))) {
try (BufferedReader br =
new BufferedReader(
new InputStreamReader(in, StandardCharsets.UTF_8))) {
returnValue = br.lines().collect(Collectors.joining());
}
} catch (IOException e) {
e.printStackTrace();
}
return returnValue;
}
}
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